<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        /* 技术要点：谁要跨越给谁rowspan  (竖跨) */
        table,td{
           border: 1px  solid #333;
        }
        table{
            text-align: center;
            border-collapse: collapse;
            width: 500px;
            line-height: 50px;
        }
    </style>
</head>
<body>
    <table>
        <tr><td rowspan="4">商城</td><td>鞋子</td><td>衣服</td></tr>
        <tr>  <td>手机</td><td>钱包</td></tr>
        <tr>  <td>拖鞋</td><td>Tshirt</td></tr>
    </table>
</body>
</html>